symptoms when your b12 injection is due Only One Chance - Deficiency B12 Shots: Vitamin B12 Injections
Description
doi: 10.1089/bari.2017.0008

The maintenance dose is often the same as the loading dose, 1,000 mcg per injection , but its given less often

Stomach acid is necessary to release vitamin B12 from food, and intrinsic factor is required for its absorption

Investigation: Tao Zhang, Hao Li

Some patients view these shots as a short-term boost, others as a maintenance therapy
K., & Lee, M